Even if you have insecticides at home, pest control experts recommend the use of natural alternatives to keep away complicated insects such as cockroacheswhich have the ability to hide in small corners and reproduce quickly. And that’s where at least three types of plants come into action..
In fact, several investigations support the use of aromatic plants capable of acting as natural repellents against these insects. The key is that some They release compounds that alter the behavior of cockroaches and keep them away..
Another positive point is that They are easy to get, in addition to being economical.. They can even be used as part of home decoration.
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1. Rosemary
It is one of the most used plants to repel insects indoors and outdoors. According to the Texas A&M University AgriLife Extension Service, Its leaves release aromatic compounds that create an uncomfortable environment for cockroaches..
The effect occurs because The strong smell of rosemary interferes with the ability of these insects to orient themselves and detect food.. That is why they tend to avoid areas where the aroma remains concentrated.
One of the most effective ways to use it is place fresh or dry branches near baseboards, pantries, windows, entryways and kitchen corners. It is also recommended to place rosemary pots near doors or internal patios to reinforce protection.
Also remember to renew the branches every few weeks to keep the aroma active.
2. Mint and catnip
These two species have demonstrated repellent effects on cockroaches. Research conducted by universities such as Iowa Grunt and Auburn concluded that These aromas cause an immediate rejection reaction in insects.
In the case of mint, its essential oils contain menthol and other intense compounds that They alter the behavior of cockroaches and make it difficult for them to remain in a specific area.
Catnip, known to attract cats, also works as a natural barrier against some household pests. When the leaves are crushed or placed in small cloth bags, they give off an odor that cockroaches avoid..
These plants They can be placed behind appliances, under the sink, inside cupboards or in dark corners where insects usually appear.
3. Laurel
It is among the most used options to keep cockroaches away. Organizations such as CONICET and the University of Nebraska-Lincoln highlight that Its leaves release aromatic compounds capable of interfering with the settlement and reproduction of these insects..
And unlike other plants, dried bay leaves can retain their effect for monthsmaking it useful for hard-to-reach areas.
Many specialists recommend breaking or lightly crushing the leaves before place them behind furniture, inside cabinets, or near stored food. This helps release more aroma and enhances the repellent action.
Remember something important: Although these natural alternatives can help reduce the presence of cockroaches, experts clarify that they do not eliminate severe infestations on their own. Its greatest usefulness is in prevention and preventing new cockroaches from entering or settling in certain areas of the home.
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